SPAL 185FH Cooling Fan Relay Kit, On at 185/ Off at 165 Degrees

This easy to use cooling fan relay kit includes a labeled wiring harness, 40 amp relay, fuse holder and coolant sensor. Available with 185° on/165° off.  Relay wiring kits are a must-have when installing an electric fan Designed to safely integrate with OEM wiring Waterproof 40/50 Amp relay Printed wires (for ease of installation) 3/8" NPT (National Pipe Thread) stainless steel switch Optional switched override capability Instructions included  QTY:2 required for dual fan setups.  When using an aftermarket standalone ECU you may use an output for temp control vs using this supplied sensor.